467 filings
Page 15 of 24
S-3ASR
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9 Sep 13
Automatic shelf registration
12:00am
8-K
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30 Jul 13
Westlake Announces Second Quarter 2013 Earnings
12:00am
8-K
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22 May 13
Departure of Directors or Certain Officers
12:00am
8-K
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6 May 13
Westlake Announces First Quarter Earnings
12:00am
ARS
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16 Apr 13
Annual report to shareholders
12:00am
8-K
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8 Apr 13
Westlake Chemical Announces That Director Bill Barnett Will Retire
12:00am
8-K
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29 Mar 13
Departure of Directors or Certain Officers
12:00am
8-K
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7 Mar 13
Westlake Chemical Acquires CertainTeed's PVC Pipe, Fittings and Foundations Business
12:00am
8-K
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19 Feb 13
Westlake Chemical Reports Fourth Quarter and Full-Year Earnings for 2012
12:00am
8-K
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8 Nov 12
Westlake Announces Third Quarter Earnings
12:00am
8-K
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2 Aug 12
Westlake Announces Second Quarter Earnings
12:00am
8-K
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16 Jul 12
Entry into a Material Definitive Agreement
12:00am
UPLOAD
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12 Jul 12
Letter from SEC
12:00am
424B5
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11 Jul 12
Prospectus supplement for primary offering
12:00am